Soroban Flashcards

Hover over the cards to reveal the numbers

How to use these flashcards:

Look at each abacus representation and try to determine the number before hovering to reveal the answer. The abacus shows numbers using beads: each column represents a place value (ones, tens, hundreds, etc.). In each column, the top bead represents 5 and the bottom beads each represent 1.

Cards: 1000
Range: 0 - 999
Color Scheme: Each place value (ones, tens, hundreds) has a different color
Bead Shape: Diamond
#1
0
#2
1
#3
2
#4
3
#5
4
#6
5
#7
6
#8
7
#9
8
#10
9
#11
10
#12
11
#13
12
#14
13
#15
14
#16
15
#17
16
#18
17
#19
18
#20
19
#21
20
#22
21
#23
22
#24
23
#25
24
#26
25
#27
26
#28
27
#29
28
#30
29
#31
30
#32
31
#33
32
#34
33
#35
34
#36
35
#37
36
#38
37
#39
38
#40
39
#41
40
#42
41
#43
42
#44
43
#45
44
#46
45
#47
46
#48
47
#49
48
#50
49
#51
50
#52
51
#53
52
#54
53
#55
54
#56
55
#57
56
#58
57
#59
58
#60
59
#61
60
#62
61
#63
62
#64
63
#65
64
#66
65
#67
66
#68
67
#69
68
#70
69
#71
70
#72
71
#73
72
#74
73
#75
74
#76
75
#77
76
#78
77
#79
78
#80
79
#81
80
#82
81
#83
82
#84
83
#85
84
#86
85
#87
86
#88
87
#89
88
#90
89
#91
90
#92
91
#93
92
#94
93
#95
94
#96
95
#97
96
#98
97
#99
98
#100
99
#101
100
#102
101
#103
102
#104
103
#105
104
#106
105
#107
106
#108
107
#109
108
#110
109
#111
110
#112
111
#113
112
#114
113
#115
114
#116
115
#117
116
#118
117
#119
118
#120
119
#121
120
#122
121
#123
122
#124
123
#125
124
#126
125
#127
126
#128
127
#129
128
#130
129
#131
130
#132
131
#133
132
#134
133
#135
134
#136
135
#137
136
#138
137
#139
138
#140
139
#141
140
#142
141
#143
142
#144
143
#145
144
#146
145
#147
146
#148
147
#149
148
#150
149
#151
150
#152
151
#153
152
#154
153
#155
154
#156
155
#157
156
#158
157
#159
158
#160
159
#161
160
#162
161
#163
162
#164
163
#165
164
#166
165
#167
166
#168
167
#169
168
#170
169
#171
170
#172
171
#173
172
#174
173
#175
174
#176
175
#177
176
#178
177
#179
178
#180
179
#181
180
#182
181
#183
182
#184
183
#185
184
#186
185
#187
186
#188
187
#189
188
#190
189
#191
190
#192
191
#193
192
#194
193
#195
194
#196
195
#197
196
#198
197
#199
198
#200
199
#201
200
#202
201
#203
202
#204
203
#205
204
#206
205
#207
206
#208
207
#209
208
#210
209
#211
210
#212
211
#213
212
#214
213
#215
214
#216
215
#217
216
#218
217
#219
218
#220
219
#221
220
#222
221
#223
222
#224
223
#225
224
#226
225
#227
226
#228
227
#229
228
#230
229
#231
230
#232
231
#233
232
#234
233
#235
234
#236
235
#237
236
#238
237
#239
238
#240
239
#241
240
#242
241
#243
242
#244
243
#245
244
#246
245
#247
246
#248
247
#249
248
#250
249
#251
250
#252
251
#253
252
#254
253
#255
254
#256
255
#257
256
#258
257
#259
258
#260
259
#261
260
#262
261
#263
262
#264
263
#265
264
#266
265
#267
266
#268
267
#269
268
#270
269
#271
270
#272
271
#273
272
#274
273
#275
274
#276
275
#277
276
#278
277
#279
278
#280
279
#281
280
#282
281
#283
282
#284
283
#285
284
#286
285
#287
286
#288
287
#289
288
#290
289
#291
290
#292
291
#293
292
#294
293
#295
294
#296
295
#297
296
#298
297
#299
298
#300
299
#301
300
#302
301
#303
302
#304
303
#305
304
#306
305
#307
306
#308
307
#309
308
#310
309
#311
310
#312
311
#313
312
#314
313
#315
314
#316
315
#317
316
#318
317
#319
318
#320
319
#321
320
#322
321
#323
322
#324
323
#325
324
#326
325
#327
326
#328
327
#329
328
#330
329
#331
330
#332
331
#333
332
#334
333
#335
334
#336
335
#337
336
#338
337
#339
338
#340
339
#341
340
#342
341
#343
342
#344
343
#345
344
#346
345
#347
346
#348
347
#349
348
#350
349
#351
350
#352
351
#353
352
#354
353
#355
354
#356
355
#357
356
#358
357
#359
358
#360
359
#361
360
#362
361
#363
362
#364
363
#365
364
#366
365
#367
366
#368
367
#369
368
#370
369
#371
370
#372
371
#373
372
#374
373
#375
374
#376
375
#377
376
#378
377
#379
378
#380
379
#381
380
#382
381
#383
382
#384
383
#385
384
#386
385
#387
386
#388
387
#389
388
#390
389
#391
390
#392
391
#393
392
#394
393
#395
394
#396
395
#397
396
#398
397
#399
398
#400
399
#401
400
#402
401
#403
402
#404
403
#405
404
#406
405
#407
406
#408
407
#409
408
#410
409
#411
410
#412
411
#413
412
#414
413
#415
414
#416
415
#417
416
#418
417
#419
418
#420
419
#421
420
#422
421
#423
422
#424
423
#425
424
#426
425
#427
426
#428
427
#429
428
#430
429
#431
430
#432
431
#433
432
#434
433
#435
434
#436
435
#437
436
#438
437
#439
438
#440
439
#441
440
#442
441
#443
442
#444
443
#445
444
#446
445
#447
446
#448
447
#449
448
#450
449
#451
450
#452
451
#453
452
#454
453
#455
454
#456
455
#457
456
#458
457
#459
458
#460
459
#461
460
#462
461
#463
462
#464
463
#465
464
#466
465
#467
466
#468
467
#469
468
#470
469
#471
470
#472
471
#473
472
#474
473
#475
474
#476
475
#477
476
#478
477
#479
478
#480
479
#481
480
#482
481
#483
482
#484
483
#485
484
#486
485
#487
486
#488
487
#489
488
#490
489
#491
490
#492
491
#493
492
#494
493
#495
494
#496
495
#497
496
#498
497
#499
498
#500
499
#501
500
#502
501
#503
502
#504
503
#505
504
#506
505
#507
506
#508
507
#509
508
#510
509
#511
510
#512
511
#513
512
#514
513
#515
514
#516
515
#517
516
#518
517
#519
518
#520
519
#521
520
#522
521
#523
522
#524
523
#525
524
#526
525
#527
526
#528
527
#529
528
#530
529
#531
530
#532
531
#533
532
#534
533
#535
534
#536
535
#537
536
#538
537
#539
538
#540
539
#541
540
#542
541
#543
542
#544
543
#545
544
#546
545
#547
546
#548
547
#549
548
#550
549
#551
550
#552
551
#553
552
#554
553
#555
554
#556
555
#557
556
#558
557
#559
558
#560
559
#561
560
#562
561
#563
562
#564
563
#565
564
#566
565
#567
566
#568
567
#569
568
#570
569
#571
570
#572
571
#573
572
#574
573
#575
574
#576
575
#577
576
#578
577
#579
578
#580
579
#581
580
#582
581
#583
582
#584
583
#585
584
#586
585
#587
586
#588
587
#589
588
#590
589
#591
590
#592
591
#593
592
#594
593
#595
594
#596
595
#597
596
#598
597
#599
598
#600
599
#601
600
#602
601
#603
602
#604
603
#605
604
#606
605
#607
606
#608
607
#609
608
#610
609
#611
610
#612
611
#613
612
#614
613
#615
614
#616
615
#617
616
#618
617
#619
618
#620
619
#621
620
#622
621
#623
622
#624
623
#625
624
#626
625
#627
626
#628
627
#629
628
#630
629
#631
630
#632
631
#633
632
#634
633
#635
634
#636
635
#637
636
#638
637
#639
638
#640
639
#641
640
#642
641
#643
642
#644
643
#645
644
#646
645
#647
646
#648
647
#649
648
#650
649
#651
650
#652
651
#653
652
#654
653
#655
654
#656
655
#657
656
#658
657
#659
658
#660
659
#661
660
#662
661
#663
662
#664
663
#665
664
#666
665
#667
666
#668
667
#669
668
#670
669
#671
670
#672
671
#673
672
#674
673
#675
674
#676
675
#677
676
#678
677
#679
678
#680
679
#681
680
#682
681
#683
682
#684
683
#685
684
#686
685
#687
686
#688
687
#689
688
#690
689
#691
690
#692
691
#693
692
#694
693
#695
694
#696
695
#697
696
#698
697
#699
698
#700
699
#701
700
#702
701
#703
702
#704
703
#705
704
#706
705
#707
706
#708
707
#709
708
#710
709
#711
710
#712
711
#713
712
#714
713
#715
714
#716
715
#717
716
#718
717
#719
718
#720
719
#721
720
#722
721
#723
722
#724
723
#725
724
#726
725
#727
726
#728
727
#729
728
#730
729
#731
730
#732
731
#733
732
#734
733
#735
734
#736
735
#737
736
#738
737
#739
738
#740
739
#741
740
#742
741
#743
742
#744
743
#745
744
#746
745
#747
746
#748
747
#749
748
#750
749
#751
750
#752
751
#753
752
#754
753
#755
754
#756
755
#757
756
#758
757
#759
758
#760
759
#761
760
#762
761
#763
762
#764
763
#765
764
#766
765
#767
766
#768
767
#769
768
#770
769
#771
770
#772
771
#773
772
#774
773
#775
774
#776
775
#777
776
#778
777
#779
778
#780
779
#781
780
#782
781
#783
782
#784
783
#785
784
#786
785
#787
786
#788
787
#789
788
#790
789
#791
790
#792
791
#793
792
#794
793
#795
794
#796
795
#797
796
#798
797
#799
798
#800
799
#801
800
#802
801
#803
802
#804
803
#805
804
#806
805
#807
806
#808
807
#809
808
#810
809
#811
810
#812
811
#813
812
#814
813
#815
814
#816
815
#817
816
#818
817
#819
818
#820
819
#821
820
#822
821
#823
822
#824
823
#825
824
#826
825
#827
826
#828
827
#829
828
#830
829
#831
830
#832
831
#833
832
#834
833
#835
834
#836
835
#837
836
#838
837
#839
838
#840
839
#841
840
#842
841
#843
842
#844
843
#845
844
#846
845
#847
846
#848
847
#849
848
#850
849
#851
850
#852
851
#853
852
#854
853
#855
854
#856
855
#857
856
#858
857
#859
858
#860
859
#861
860
#862
861
#863
862
#864
863
#865
864
#866
865
#867
866
#868
867
#869
868
#870
869
#871
870
#872
871
#873
872
#874
873
#875
874
#876
875
#877
876
#878
877
#879
878
#880
879
#881
880
#882
881
#883
882
#884
883
#885
884
#886
885
#887
886
#888
887
#889
888
#890
889
#891
890
#892
891
#893
892
#894
893
#895
894
#896
895
#897
896
#898
897
#899
898
#900
899
#901
900
#902
901
#903
902
#904
903
#905
904
#906
905
#907
906
#908
907
#909
908
#910
909
#911
910
#912
911
#913
912
#914
913
#915
914
#916
915
#917
916
#918
917
#919
918
#920
919
#921
920
#922
921
#923
922
#924
923
#925
924
#926
925
#927
926
#928
927
#929
928
#930
929
#931
930
#932
931
#933
932
#934
933
#935
934
#936
935
#937
936
#938
937
#939
938
#940
939
#941
940
#942
941
#943
942
#944
943
#945
944
#946
945
#947
946
#948
947
#949
948
#950
949
#951
950
#952
951
#953
952
#954
953
#955
954
#956
955
#957
956
#958
957
#959
958
#960
959
#961
960
#962
961
#963
962
#964
963
#965
964
#966
965
#967
966
#968
967
#969
968
#970
969
#971
970
#972
971
#973
972
#974
973
#975
974
#976
975
#977
976
#978
977
#979
978
#980
979
#981
980
#982
981
#983
982
#984
983
#985
984
#986
985
#987
986
#988
987
#989
988
#990
989
#991
990
#992
991
#993
992
#994
993
#995
994
#996
995
#997
996
#998
997
#999
998
#1000
999

Tip: You can print these cards for offline practice. Numbers will be faintly visible in print mode.